[ 9.085889][ T2615] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.094248][ T2615] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.120024][ T49] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.121700][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.75' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 27.593622][ T3029] loop0: detected capacity change from 0 to 2048 [ 27.599985][ T3030] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 27.600079][ T3029] INFO: trying to register non-static key. [ 27.603910][ T3029] The code is fine but needs lockdep annotation, or maybe [ 27.605605][ T3029] you didn't initialize this object before use? [ 27.607135][ T3029] turning off the locking correctness validator. [ 27.608646][ T3029] CPU: 1 PID: 3029 Comm: syz-executor388 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 27.611247][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 27.613681][ T3029] Call trace: [ 27.614457][ T3029] dump_backtrace+0x1c4/0x1f0 [ 27.615582][ T3029] show_stack+0x2c/0x54 [ 27.616571][ T3029] dump_stack_lvl+0x104/0x16c [ 27.617701][ T3029] dump_stack+0x1c/0x58 [ 27.618719][ T3029] assign_lock_key+0x134/0x140 [ 27.619820][ T3029] register_lock_class+0xc4/0x2f8 [ 27.621079][ T3029] __lock_acquire+0xa8/0x30a4 [ 27.622230][ T3029] lock_acquire+0x100/0x1f8 [ 27.623295][ T3029] down_read+0x5c/0x78 [ 27.624273][ T3029] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 27.625618][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 27.626937][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 27.628141][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 27.629313][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 27.630593][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 27.631999][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 27.633357][ T3029] nilfs_iget+0xac/0x33c [ 27.634367][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 27.635606][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 27.636778][ T3029] nilfs_mount+0x370/0x52c [ 27.637870][ T3029] legacy_get_tree+0x30/0x74 [ 27.638952][ T3029] vfs_get_tree+0x40/0x140 [ 27.639990][ T3029] do_new_mount+0x1dc/0x4e4 [ 27.641075][ T3029] path_mount+0x358/0x914 [ 27.642083][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 27.643297][ T3029] el0_svc_common+0x138/0x220 [ 27.644435][ T3029] do_el0_svc+0x48/0x164 [ 27.645475][ T3029] el0_svc+0x58/0x150 [ 27.646419][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 27.647606][ T3029] el0t_64_sync+0x18c/0x190 [ 27.648801][ T3029] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 27.651090][ T3029] Mem abort info: [ 27.651909][ T3029] ESR = 0x0000000096000006 [ 27.652969][ T3029] EC = 0x25: DABT (current EL), IL = 32 bits [ 27.654427][ T3029] SET = 0, FnV = 0 [ 27.655343][ T3029] EA = 0, S1PTW = 0 [ 27.656342][ T3029] FSC = 0x06: level 2 translation fault [ 27.657661][ T3029] Data abort info: [ 27.658511][ T3029] ISV = 0, ISS = 0x00000006 [ 27.659582][ T3029] CM = 0, WnR = 0 [ 27.660523][ T3029] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010c1b1000 [ 27.662212][ T3029] [0000000000000000] pgd=080000010c1a5003, p4d=080000010c1a5003, pud=080000010c1a6003, pmd=0000000000000000 [ 27.664931][ T3029] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 27.666586][ T3029] Modules linked in: [ 27.667538][ T3029] CPU: 1 PID: 3029 Comm: syz-executor388 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 27.670066][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 27.672475][ T3029] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 27.674364][ T3029] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 27.675803][ T3029] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 27.677313][ T3029] sp : ffff8000128bb810 [ 27.678305][ T3029] x29: ffff8000128bb820 x28: 000000000000002c x27: 0000000000000000 [ 27.680203][ T3029] x26: ffff80000cd66a91 x25: ffff0000ca6424f8 x24: 0000000000000000 [ 27.682172][ T3029] x23: 0000000000000002 x22: ffff0000ca6423b8 x21: ffff8000128bb860 [ 27.684060][ T3029] x20: 0000000000000001 x19: ffff0000ca6423f0 x18: 00000000000000c0 [ 27.686004][ T3029] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 27.687967][ T3029] x14: 0000000000000000 x13: 205d393230335420 x12: 5b5d363036373436 [ 27.690013][ T3029] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c68fb500 [ 27.691949][ T3029] x8 : 0000000000000000 x7 : 205b5d3630363734 x6 : ffff80000819545c [ 27.693831][ T3029] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 27.695779][ T3029] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca6423b8 [ 27.697729][ T3029] Call trace: [ 27.698634][ T3029] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 27.699989][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 27.701391][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 27.702521][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 27.703603][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 27.704776][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 27.706215][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 27.707545][ T3029] nilfs_iget+0xac/0x33c [ 27.708514][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 27.709789][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 27.710922][ T3029] nilfs_mount+0x370/0x52c [ 27.712075][ T3029] legacy_get_tree+0x30/0x74 [ 27.713155][ T3029] vfs_get_tree+0x40/0x140 [ 27.714131][ T3029] do_new_mount+0x1dc/0x4e4 [ 27.715125][ T3029] path_mount+0x358/0x914 [ 27.716256][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 27.717434][ T3029] el0_svc_common+0x138/0x220 [ 27.718579][ T3029] do_el0_svc+0x48/0x164 [ 27.719632][ T3029] el0_svc+0x58/0x150 [ 27.720589][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 27.721784][ T3029] el0t_64_sync+0x18c/0x190 [ 27.722893][ T3029] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 27.724580][ T3029] ---[ end trace 0000000000000000 ]--- [ 27.845708][ T3029] Kernel panic - not syncing: Oops: Fatal exception [ 27.847300][ T3029] SMP: stopping secondary CPUs [ 27.848499][ T3029] Kernel Offset: disabled [ 27.849519][ T3029] CPU features: 0x00000,02070084,26017203 [ 27.850967][ T3029] Memory Limit: none [ 27.971856][ T3029] Rebooting in 86400 seconds..